CA1189401A - Mecanisme reglable a poussoir et came - Google Patents

Mecanisme reglable a poussoir et came

Info

Publication number
CA1189401A
CA1189401A CA000400358A CA400358A CA1189401A CA 1189401 A CA1189401 A CA 1189401A CA 000400358 A CA000400358 A CA 000400358A CA 400358 A CA400358 A CA 400358A CA 1189401 A CA1189401 A CA 1189401A
Authority
CA
Canada
Prior art keywords
valve
finger
engine
elongated member
cam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000400358A
Other languages
English (en)
Inventor
Edward M. Tourtelot, Jr. (Deceased)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TOURTELOT EDWARD C
Original Assignee
TOURTELOT EDWARD C
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TOURTELOT EDWARD C filed Critical TOURTELOT EDWARD C
Application granted granted Critical
Publication of CA1189401A publication Critical patent/CA1189401A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0203—Variable control of intake and exhaust valves
    • F02D13/0215—Variable control of intake and exhaust valves changing the valve timing only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0063—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0261—Controlling the valve overlap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0063—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • F01L2013/0068—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot with an oscillating cam acting on the valve of the "BMW-Valvetronic" type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
CA000400358A 1981-06-08 1982-04-01 Mecanisme reglable a poussoir et came Expired CA1189401A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US271,680 1981-06-08
US06/271,680 US4382428A (en) 1981-06-08 1981-06-08 Contoured finger follower variable valve timing mechanism

Publications (1)

Publication Number Publication Date
CA1189401A true CA1189401A (fr) 1985-06-25

Family

ID=23036604

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000400358A Expired CA1189401A (fr) 1981-06-08 1982-04-01 Mecanisme reglable a poussoir et came

Country Status (3)

Country Link
US (1) US4382428A (fr)
CA (1) CA1189401A (fr)
GB (1) GB2100344A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4459946A (en) * 1982-05-17 1984-07-17 Investment Rarities, Incorporated Valve actuating apparatus utilizing a multi-profiled cam unit for controlling internal combustion engines
US4502426A (en) * 1982-05-17 1985-03-05 Skelley James H Variable valve lift and timing mechanism
GB2144176A (en) * 1983-06-17 1985-02-27 Robert George Doorbar A system optimising the timing/lifting functions of cams
GB8431407D0 (en) * 1984-12-12 1985-01-23 Stidworthy F M Variable valves
EP0345252B1 (fr) * 1986-09-09 1992-03-25 WRIDE, Marlene Alfreda Poussoir de came a levee variable
IT1220275B (it) * 1988-01-19 1990-06-15 Franco Storchi Complesso di elementi per la fasatura variabile delle valvole di un motore,in particolare di un motore a combustione interna
DE3920895A1 (de) * 1989-06-26 1991-01-03 Bayerische Motoren Werke Ag Betaetigungsvorrichtung fuer ein gaswechselventil einer brennkraftmaschine
GB2253439A (en) * 1990-12-18 1992-09-09 M K Saul Variable valve timing mechanism
US5165370A (en) * 1991-04-25 1992-11-24 Gerald Beaumont Mechanism for controlling valve timing
DE4420064A1 (de) * 1994-06-08 1995-12-14 Bayerische Motoren Werke Ag Ventiltrieb mit variabler Steuerung der Ventilöffnungswinkel
DE19532334A1 (de) * 1995-09-01 1997-03-06 Bayerische Motoren Werke Ag Variabler Ventiltrieb, insbesondere für Brennkraftmaschinen
GB9703605D0 (en) * 1997-02-21 1997-04-09 T & N Technology Ltd Operating mechanisms for valves
GB2323630B (en) * 1997-03-26 2000-09-06 T & N Technology Ltd Operating mechanisms for valves
US5954018A (en) * 1997-05-08 1999-09-21 Joshi; Vasant Mukund Mode selective internal combustion engine
US6439177B2 (en) * 2000-06-30 2002-08-27 Delphi Technologies, Inc. Low friction variable valve actuation device
US7104229B2 (en) * 2001-04-05 2006-09-12 Stephen William Mitchell Variable valve timing system
DE10302260B4 (de) * 2003-01-22 2005-03-24 Thyssenkrupp Automotive Ag Vorrichtung zur Betätigung der Ladungswechselventile in Hubkolbenmotoren
US20050087159A1 (en) * 2003-10-28 2005-04-28 Caterpillar, Inc. Engine valve actuation system
US7040264B2 (en) * 2004-09-15 2006-05-09 Barnett Joel Robinson Timing advancement for exhaust valve in internal combustion engine
US8033261B1 (en) 2008-11-03 2011-10-11 Robbins Warren H Valve actuation system and related methods
CN102102554A (zh) * 2009-12-21 2011-06-22 杨鲁川 驱动装置
GB2578338B (en) * 2019-03-07 2020-12-09 Cox Powertrain Ltd Marine outboard motor with valve train having adjustable lash

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB104879A (en) * 1916-03-15 1918-03-14 Charles Henri Claudel Improvements in Valve Gear Mechanism for Internal Combustion Engines.
GB127628A (en) 1917-05-03 1919-06-12 Wolseley Motors Ltd Improvements in Internal Combustion Engines (particularly Aircraft Engines) which are required to Work Under Considerable Variation of Air Pressure.
US1677552A (en) * 1924-05-09 1928-07-17 Carlo Scotti Valve-controlling device for engines and motors
GB362368A (en) 1930-09-02 1931-12-02 Kenelm Edward Lee Guinness Improvements in or relating to fuel-injection systems of internal-combustion engines
US2260983A (en) * 1939-03-22 1941-10-28 Clinton L Walker Control means for internal combustion engines
GB646404A (en) 1948-03-08 1950-11-22 Douglas Rudolf Pobjoy Improvements in or relating to the starting of two-stroke cycle diesel engines
GB737353A (en) 1952-09-24 1955-09-21 Saurer Ag Adolph Improvements in the braking of motor vehicles with four-stroke reciprocating internal combustion engines
US2934052A (en) * 1958-11-17 1960-04-26 Irvin R Longenecker Valve operating mechanism
US3413965A (en) * 1967-07-13 1968-12-03 Ford Motor Co Mechanism for varying the operation of a reciprocating member
GB1496513A (en) 1975-02-03 1977-12-30 Scarrott G Valve operating mechanisms for internal combustion engine
US4205634A (en) * 1978-02-17 1980-06-03 Tourtelot Edward M Jr Variable valve timing mechanism

Also Published As

Publication number Publication date
GB2100344A (en) 1982-12-22
US4382428A (en) 1983-05-10

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Legal Events

Date Code Title Description
MKEX Expiry